Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 91.
A031679
Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 91.
Terms
- a(0) =52009a(1) =169825a(2) =170650a(3) =252125a(4) =350633a(5) =466714a(6) =474946a(7) =600914a(8) =604018a(9) =605573a(10) =757261a(11) =760745a(12) =914377a(13) =925885a(14) =929737a(15) =1098833a(16) =1103029a(17) =1109338a(18) =1113554a(19) =1117778a(20) =1297946a(21) =1302506a(22) =1304789a(23) =1313941a(24) =1316234a(25) =1318529a(26) =1320826
External references
- oeis: A031679